Fig 1 Systolic (Fig 1) and diastolic (Fig 2) blood pressure recordings (mean ± SEM) at baseline and at the end of 16-μg and 32-μg epinephrine infusions in five hypertensive patients on long-term metoprolol or propranolol therapy. The study was a crossover design. (*P < 0.05 versus metoprolol pretreatment.) (Data from Ref. #54. Redrawn and used with permission from Hersh EV, Giannakopoulos H.47)
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